AMD Radeon RX 6600 's Advantages
Released 2 years and 7 months late
Boost Clock has increased by 105% (2491MHz vs 1218MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 112.0GB/s)
1280 additional rendering cores
AMD Radeon 550X 's Advantages
Lower TDP (50W vs 132W)